EP0626234A3 - Method and device for dressing the knives of a crusher. - Google Patents

Method and device for dressing the knives of a crusher. Download PDF

Info

Publication number: EP0626234A3
Authority: EP; European Patent Office
Prior art keywords: knives; crusher; dressing
Prior art date: 1993-05-18
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP94103827A

Other languages

German (de)

Other versions

EP0626234A2 (en

EP0626234B1 (en

Inventor

Wilhelm Pallmann

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pallmann Maschinenfabrik GmbH and Co KG

Original Assignee

Pallmann Maschinenfabrik GmbH and Co KG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1993-05-18

Filing date

1994-03-12

Publication date

1995-01-04

1994-03-12 Application filed by Pallmann Maschinenfabrik GmbH and Co KG filed Critical Pallmann Maschinenfabrik GmbH and Co KG

1994-11-30 Publication of EP0626234A2 publication Critical patent/EP0626234A2/en

1995-01-04 Publication of EP0626234A3 publication Critical patent/EP0626234A3/en

1997-05-21 Application granted granted Critical

1997-05-21 Publication of EP0626234B1 publication Critical patent/EP0626234B1/en

2014-03-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/363—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of blades mounted on a turning drum

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Crushing And Pulverization Processes (AREA)
Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

EP94103827A 1993-05-18 1994-03-12 Method and device for resharpening the knives of size-reduction machines Expired - Lifetime EP0626234B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE4316514		1993-05-18
DE4316514A DE4316514C2 (en)	1993-05-18	1993-05-18	Method and device for resharpening the knives of comminution machines

Publications (3)

Publication Number	Publication Date
EP0626234A2 EP0626234A2 (en)	1994-11-30
EP0626234A3 true EP0626234A3 (en)	1995-01-04
EP0626234B1 EP0626234B1 (en)	1997-05-21

Family

ID=6488315

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP94103827A Expired - Lifetime EP0626234B1 (en)	1993-05-18	1994-03-12	Method and device for resharpening the knives of size-reduction machines

Country Status (5)

Country	Link
US (1)	US5525094A (en)
EP (1)	EP0626234B1 (en)
CA (1)	CA2123043C (en)
DE (2)	DE4316514C2 (en)
ES (1)	ES2103513T3 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4316514C2 (en) *	1993-05-18	1996-02-08	Pallmann Kg Maschf	Method and device for resharpening the knives of comminution machines
DE19518354C2 (en) *	1995-05-19	1997-02-27	Pallmann Kg Maschf	Method and device for automatically changing ring-shaped shredding tools on shredding machines, in particular knife rings for wood-cutting machines
DE69624577T2 (en) *	1995-08-31	2003-07-03	The Gleason Works, Rochester	METHOD AND DEVICE FOR ALIGNING KNIFE HEADS
DE19605072C1 (en) *	1996-02-12	1997-10-02	Pallmann Kg Maschf	Device for sharpening cutting tool fittings in wood chip-producing machine
DE19629668C1 (en) *	1996-07-23	1998-01-02	Pallmann Kg Maschf	Method and device for resharpening knives for shredding machines, in particular chipping knives for wood
DE19641810C1 (en) *	1996-10-10	1997-11-27	Maier Zerkleinerungstech Gmbh	Device for sharpening blades of woodchip cutter
DE19718681A1 (en) *	1997-05-02	1998-11-05	Maier Zerkleinerungstech Gmbh	Knife ring chipper
US5941148A (en) *	1998-01-16	1999-08-24	Tidland Corporation	Automatic slitter blade sharpener
DE19900566B4 (en) *	1999-01-09	2005-03-24	B. Maier Zerkleinerungstechnik Gmbh	Knife ring chipper for cutting wood chips
DE19903153C1 (en) *	1999-01-27	2000-03-16	Case Harvesting Sys Gmbh	Method of determining the sharpness of agricultural chopping blades involves comparing reference load quotient on counter blade with varying quotient measured during operation
DE19904345A1 (en) *	1999-02-03	2000-08-31	Maier Zerkleinerungstech Gmbh	Device for sharpening cutters' knives
DE19921597C1 (en) *	1999-05-07	2000-07-27	Maier Zerkleinerungsanlage Gmb	Blade ring shredder for chopped material has blade ring comprising crown of blade packets held by support rings which enclose packets between them
DE10117480A1 (en)	2001-04-07	2003-01-16	Maier Zerkleinerungstech Gmbh	Method and device for sharpening the cutting knives of a knife ring chipper
US20120094582A1 (en) *	2009-05-15	2012-04-19	Michael Lytinas	Blade sharpening device
DE102011052531B4 (en)	2011-08-09	2017-09-07	Siempelkamp Maschinen- Und Anlagenbau Gmbh	Method and device for grinding knives and wear plates of a knife ring chipper
DE102011052529A1 (en)	2011-08-09	2013-02-14	Siempelkamp Maschinen- Und Anlagenbau Gmbh & Co. Kg	Method for sharpening, in particular re-sharpening knives of a knife ring chipper
DE102011052538A1 (en)	2011-08-09	2013-02-14	Siempelkamp Maschinen- Und Anlagenbau Gmbh & Co. Kg	Device for sharpening knives of a knife ring for a knife ring chipper
DE202015002132U1 (en)	2015-03-20	2016-05-23	B. Maier Zerkleinerungstechnik Gmbh	Device for grinding knives and wear plates of the knife ring of a knife ring chipper
DE102015003520B4 (en)	2015-03-20	2016-11-24	B. Maier Zerkleinerungstechnik Gmbh	Method and device for grinding knives and wear plates of a knife ring
CN105328518B (en) *	2015-10-29	2017-08-04	兰如林	sharpening device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1781674A (en) *	1927-07-14	1930-11-18	Ashworth William Hale	Automatic planer-knife grinder
GB516083A (en) *	1938-07-08	1939-12-21	Molins Machine Co Ltd	Improvements in or relating to the sharpening of the knives of tobacco cutting machines
US3643381A (en) *	1970-09-21	1972-02-22	George M Standal	Knife grinder
EP0335256A1 (en) *	1988-03-28	1989-10-04	Deere & Company	Forage Harvester
DE4114840A1 (en) *	1991-05-07	1992-11-12	Pallmann Kg Maschf	METHOD AND DEVICE FOR THE AUTOMATIC REPLACEMENT OF GRINDABLE KNIVES IN WOOD CUTTING MACHINES

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1926214A (en) *	1929-04-17	1933-09-12	Clifford T Raule	Safety device for multiple grinders
US2592240A (en) *	1948-10-26	1952-04-08	Wheel Trueing Tool Co	Tool bracket and indexing assembly
DE3403543A1 (en) *	1983-07-16	1985-01-24	Hauni-Werke Körber & Co KG, 2050 Hamburg	METHOD AND DEVICE FOR GRINDING A WAVE-SHAPED CUTTING PROFILE FOR CUTTING TOBACCO
US4718198A (en) *	1984-02-02	1988-01-12	Hauni-Werke Korber & Co. Kg.	Apparatus for grinding cutting edges of knives in tobacco cutting machines
US4732064A (en) *	1987-03-05	1988-03-22	Gerber Garment Technology, Inc.	Apparatus and method for sharpening edges of reciprocating blade
US5094037A (en) *	1989-10-03	1992-03-10	Speedfam Company, Ltd.	Edge polisher
US5191737A (en) *	1990-08-22	1993-03-09	Snoddy Lowell G	Hollow grinding fixture
US5377454A (en) *	1992-05-01	1995-01-03	The Gleason Works	Method of truing and angling cutter blades by sharpening
DE4316514C2 (en) *	1993-05-18	1996-02-08	Pallmann Kg Maschf	Method and device for resharpening the knives of comminution machines

1993
- 1993-05-18 DE DE4316514A patent/DE4316514C2/en not_active Expired - Lifetime
1994
- 1994-03-12 EP EP94103827A patent/EP0626234B1/en not_active Expired - Lifetime
- 1994-03-12 ES ES94103827T patent/ES2103513T3/en not_active Expired - Lifetime
- 1994-05-06 CA CA002123043A patent/CA2123043C/en not_active Expired - Lifetime
- 1994-05-10 US US08/241,161 patent/US5525094A/en not_active Expired - Lifetime
- 1994-11-17 DE DE4440941A patent/DE4440941C1/en not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1781674A (en) *	1927-07-14	1930-11-18	Ashworth William Hale	Automatic planer-knife grinder
GB516083A (en) *	1938-07-08	1939-12-21	Molins Machine Co Ltd	Improvements in or relating to the sharpening of the knives of tobacco cutting machines
US3643381A (en) *	1970-09-21	1972-02-22	George M Standal	Knife grinder
EP0335256A1 (en) *	1988-03-28	1989-10-04	Deere & Company	Forage Harvester
DE4114840A1 (en) *	1991-05-07	1992-11-12	Pallmann Kg Maschf	METHOD AND DEVICE FOR THE AUTOMATIC REPLACEMENT OF GRINDABLE KNIVES IN WOOD CUTTING MACHINES

Also Published As

Publication number	Publication date
DE4316514A1 (en)	1994-11-24
ES2103513T3 (en)	1997-09-16
US5525094A (en)	1996-06-11
CA2123043C (en)	1997-02-18
CA2123043A1 (en)	1994-11-19
EP0626234A2 (en)	1994-11-30
DE4316514C2 (en)	1996-02-08
EP0626234B1 (en)	1997-05-21
DE4440941C1 (en)	1996-02-22

Legal Events

Date	Code	Title	Description
1994-10-14	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1994-11-11	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1994-11-30	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): BE ES FR GB IT
1995-01-04	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE ES FR GB IT
1995-01-25	17P	Request for examination filed	Effective date: 19941130
1996-10-29	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1996-11-22	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-12-11	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-12-18	17Q	First examination report despatched	Effective date: 19961031
1997-04-04	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1997-05-21	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE ES FR GB IT
1997-07-23	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)	Effective date: 19970701
1997-08-01	ET	Fr: translation filed
1997-09-16	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2103513 Country of ref document: ES Kind code of ref document: T3
1998-03-27	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1998-03-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1998-05-13	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2010-04-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 20100324 Year of fee payment: 17
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2011-11-23	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20110312
2012-02-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110312
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2012-07-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110313
2013-04-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20130405 Year of fee payment: 20
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2014-03-31	BE20	Be: patent expired	Owner name: PALLMANN MASCHINENFABRIK G.M.B.H. + CO. K.G. Effective date*: 20140312

Publication	Publication Date	Title
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